Question Number 98919 by M±th+et+s last updated on 17/Jun/20
Commented by M±th+et+s last updated on 17/Jun/20
$${let}\:\bigtriangleup{ABC}\:{is}\:{an}\:{equilateral}\:{triangle} \\ $$$${then}\:{find}\: \\ $$$$ \\ $$$${i}.\:\:\:{arg}\left(\frac{{Z}_{\mathrm{2}} −{Z}_{\mathrm{3}} }{{Z}_{\mathrm{3}} −{Z}_{\mathrm{1}} }\right) \\ $$$$ \\ $$$${ii}.\:\:{complex}\:{number}\:{corresponding}\:{to} \\ $$$${circumcenter}\:{in}\:{terms}\:{of}\:{Z}_{\mathrm{1}} \:\&\:{Z}_{\mathrm{2}} \:. \\ $$